[HTML][HTML] A new mixed formalism based on SU (1, 1) transition Hamiltonian in the investigation of deformed states and transition rates of 124Te

M Rastgar, H Sabri, AO Ezzati - Nuclear Physics A, 2023 - Elsevier
The existence of deformed states in nuclei such as 124 Te leads to a change of the
theoretical attitude to optimize the description of energy levels and electric quadrupole …

Pairing and two-state mixing models in

A Jalili, HT Fortune, YA Luo, H Sobhani, A Chen… - Physical Review C, 2024 - APS
The pairing model with configuration mixing has been applied to the odd-A Cs 133 nucleus
to study band mixing. Then, a simple two-state mixing model has been utilized for the two …

Shape Coexistence in Even–Even Nuclei: A Theoretical Overview

D Bonatsos, A Martinou, SK Peroulis, TJ Mertzimekis… - Atoms, 2023 - mdpi.com
The last decade has seen a rapid growth in our understanding of the microscopic origins of
shape coexistence, assisted by the new data provided by the modern radioactive ion beam …

Properties of giant dipole resonances within an extended pairing model with a focus on spectral statistics

AJ Majarshin, YA Luo, F Pan, H Sabri, M Rezaei… - Physical Review C, 2021 - APS
In this paper, we report on a study of the spectral features associated with dipole resonances
in medium-mass nuclei (E≤ 12 MeV), as revealed in the framework of the spd-interacting …

-decay half-life predictions with support vector machine

A Jalili, F Pan, JP Draayer, AX Chen, Z Ren - Scientific Reports, 2024 - nature.com
In this study, we investigate the application of support vector machines utilizing a radial
basis function kernel for predicting nuclear-decay half-lives. Our approach integrates a …

[HTML][HTML] Deformation in 92− 128Pd isotopes

A Hosseinnezhad, AJ Majarshin, YA Luo, D Ahmadian… - Nuclear Physics A, 2022 - Elsevier
The purpose of the study further explores the quadrupole transition rates and effective
deformation within the framework of a simple interacting boson model to the Pd isotopic …

Investigation of the level spectra of nuclei in the northeast region of doubly magic 40Ca with intruder orbit

JZ Han, S Xu, A Jalili, HK Wang - Nuclear Science and Techniques, 2023 - Springer
This study utilizes large-scale shell model calculations with the extended pairing and
multipole–multipole force model (EPQQM) to investigate low-lying states in the nuclei of …

Quantum phase transitions and band mixing in 135Ba

AJ Majarshin, YA Luo, F Pan, HT Fortune… - Journal of Physics G …, 2021 - iopscience.iop.org
Quantum phase transitions and band-mixing phenomena are considered within the
framework of a two-state boson–fermion model for the odd-mass 135 Ba nucleus. The …

Structure of rotational bands in

AJ Majarshin, YA Luo, F Pan, HT Fortune - Physical Review C, 2021 - APS
Rotational bands in Rh 109 are investigated in a simple model and in the interacting boson-
fermion model. We have developed a solvable extended transitional Hamiltonian by adding …

Rotation and vibration in tetraquarks

A Jalili, J Segovia, F Pan, YA Luo - Few-Body Systems, 2023 - Springer
A novel approach is introduced for obtaining precise solutions of the pairing Hamiltonian for
tetraquarks, which utilizes an algebraic technique in infinite dimensions. The parameters …